WASET
    Amin A. Jaafar and  Murni M. Ahmad,  Torrefaction of Malaysian Palm Kernel Shell into Value-Added Solid Fuels.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2011, vol. 60(12). 1120 - 1123
    [viewed 28 April 2024]. Available from: https://publications.waset.org/pdf/14838.